Meteorology practice test

Pass mark 75% from twenty randomly chosen questions.


#1. Considering the following METAR for Catania-Fontanarossa airport: LICC 231020Z 23007KT 200V280 9999 FEW060 13/04 Q1028=. Which of the following statements is not incorrect?

Location: LICC
Day of month: 23
Time: 10:20 UTC
Wind:  True direction = 230 degrees, Speed: 7 knots
Wind direction is variable between 200 and 280
Visibility: 10 km or more
Clouds: Few (1-2 oktas), at 6000 feet above aerodrome level
Temperature: 13 degrees Celsius
Dewpoint: 04 degrees Celsius
QNH (Sea-level pressure): 1028 hPa

#2. At the passage of a warm front you would expect:

#3. The lapse rate for a dry parcel of air is:

#4. For smog to form:

#5. The __________ is the boundary in the Earth’s atmosphere between the troposphere and the stratosphere.

#6. Carburettor ice is formed

#7. A cold front moves ________ a warm front.

#8. The decode for hail in a METAR is:

#9. The region in which nearly all weather occurs is called:

#10. What is the wind that forms from the result of air warming on the side of a valley called?

#11. What is the wind that flows down the side of mountain slopes at night called?

#12. Water has a ________ Specific Heat Capacity than land. (Fill in the missing space correctly.)

#13. Your altimeter is set to zero on the ground, with an altimeter sub-scale reading of 1009 hPa. Before departing, you decide to set the altimeter to show your altitude. With a known airfield elevation of 330 feet AMSL, what sub-scale reading would you set your altimeter to, and what is this setting referred to?

#14. In the northern hemisphere, if you stand with your back to the wind, where would you expect the low pressure region to be?

#15. A wind whose direction has changed clockwise is said to have:

#16. Following the passage of a typical cold front, an observer at the surface would expect to experience which of the following conditions:

#17. The Geostrophic Wind flows:

#18. Take a look at this METAR: LMML 221530Z 18007KT -DZ BR OVC004 14/13 Q1003 – What Date and Time this report was issued?

#19. An occluded front is where:

#20. Density will be low when the:

Density varies directly with pressure, ie as pressure increases so does density.
Temperature varies inversely with density, ie as temperature decreases, density increases.